This week on the podcast, Mackenzie Crook drops by to chat about writing, directing and starring as Worzel Gummidge in the new BBC One adaptation, airing this Christmas. Tim Key brings joins me to read some super festive poems and talk about his Chrimbo Bimbo show at the Arcola Theatre. In the Maths of Life, Professor Sophie Scott explains the science behind the ‘perfect marriage’ and why humans – and strangely, spiders – enjoy unwrapping gifts. Rhianna Dhillon gives us her Christmassy viewing picks in This Week’s Watchlist - featuring Star Wars, Little Woman and the return of Gavin and Stacey. Plus there’s more brilliant House Music – the everyday objects that will not cease playing pop hits.